GRAMINEA1. 



1007 



hairs on the axis. Flowering glumes 

 about a line long, with minute silky 

 hairs along the keel ; the lateral nerves 

 not prominent. 



On dry, barren, waste ground, and 

 frequently on walls, in temperate and 

 southern Europe, in Russian Asia, and 

 North America, extending far into Scan- 

 dinavia, but not an Arctic plant. Fre- 

 quent in England, Ireland, and southern 

 Scotland, but apparently not further 

 north. Fl. all summer. 



10. Meadow Poa. Poa pratensis, 



Linn. (Fig. 1226.) 

 (Eng. Bot. t. 1073, and P. subccerulea, 

 t. 1004.) 



A perennial, 1 to 2 feet high, with 

 a more or less creeping rootstock or 

 emitting creeping scions aboveground. 

 Leaves rather narrow, with a short ob- 

 tuse ligula. Panicle 2 to 3 inches long, 

 with slender, spreading branches. Spike- 

 lets numerous, ovate or oblong, all or near- 

 ly all stalked, each with about 4 flowers* 

 Flowering glumes rather more than a 

 line long, with minute silky hairs on the 

 keel ; the lateral nerves scarcely pro- 

 minent. 



In meadows and pastures, throughout 

 Europe and central and Russian Asia, 

 from the Mediterranean to the Arctic 

 Circle, in North America, and reappear- 

 ing in the southern hemisphere. Abun- 

 dant in Britain. FL summer, com- 

 mencing early. 



Fig. 1225. 



Fig. 1226. 



